RMB2WARH–Swan River National Wildlife Refuge near Kalispell Montana
RM2C86FM4–black-footed albatrosses, Phoebastria nigripes, on beach at Sand Island, Midway Atoll National Wildlife Refuge, Papahanaumokuakea MNM, Hawaii, USA
RM2H89F8H–Great Meadows National Wildlife Refuge in Concord, Massachusetts
RM2C4KW3M–Aransas National Wildlife Refuge, visitors using elevated upward walkway to 40 ft. high Lookout Observation Tower, overlooking San Antonio Bay, Texas.
RFHXRRHG–American Alligator along Pintail Wildlife Drive at Cameron Prairie National Wildlife Refuge in Louisiana
RMPGRKXG–Palm Trees, Maquenque National Wildlife Refuge, Costa Rica
RF2EWRK7P–Magnificent frigatebirds (Fregata magnificens), perched on palm trees, Isla Iguana Wildlife Refuge, Panama, Central America
RME89KKJ–Foggy morning in the Black Dog Unit of the Minnesota Valley National Wildlife Refuge.
RF2D831WJ–Snow Geese taking flight at Bosque del Apache National Wildlife Refuge, New Mexico.
RMBH40XF–Little Blue Heron Egretta caerulea, Ding Darling National Wildlife Refuge, Florida
RME1TH8T–Adult anhinga (anhinga anhinga) drying its wings in the mist an winter morning Chassahowitzka National Wildlife Refuge
RF2ARB2KE–St. Marks National Wildlife Refuge entrance sign, Florida
RMC93J0C–Laysan Albatross chick on nest, (Diomedea immutabilis) Kilauea National Wildlife Refuge, Kauai, Hawaii.
RM2A0YF5W–Wood Stork (Mycteria americana) flying over marsh. Brazoria National Wildlife Refuge. Houston, Texas, USA.
RMC9ABP3–Sunrise at Klamath Marsh National Wildlife Refuge, Oregon
RF2CW9AMN–Nature Trail in Rachel Carson National Wildlife Refuge in Wells, Maine.
RM2HPDM84–Wapanocca National Wildlife Refuge Visitor Center & Office in Turrell, Arkansas. (USA)
RMBJB2G5–One of the mountain peaks in the Kofa Mountain National Wildlife Refuge at sunset. In the foreground are brittle bush plants and
RMB2WARN–Swan River National Wildlife Refuge near Kalispell Montana
RM2C86KEW–Laysan albatrosses, Phoebastria immutabilis, with chicks in background, Sand Island, Midway Atoll National Wildlife Refuge, Papahanaumokuakea
RMC2PJ5G–Crocodile Lake National Wildlife Refuge, Key Largo,
RMFFHFX9–Egret, Ardeidae, Chincoteague National Wildlife Refuge, Virginia, USA
RFHXRRHJ–Close-up of a wild American Alligator head and face along Pintail Wildlife Drive at Cameron Prairie National Wildlife Refuge in Louisiana
RMBR3H50–Sign at the entrance to the Valentine National Wildlife Refuge - Nebraska, USA.
RFBX61N7–Black-necked stilt (Himantopus mexicanus), Sonny Bono Salton Sea National Wildlife Refuge, California, USA
RFC4AGC4–Drake northern pintail (Anas acuta) at Bosque del Apache National Wildlife Refuge New Mexico
RMTDPYC4–Sanibel Island Florida,J.N. Ding Darling National Wildlife Refuge,al conservation education,Wildlife Drive trail,mangrove overlook sign,FL190507080
RMBH40EE–Cattle Egret Bubulcus ibis water bird J. N. Ding Darling National Wildlife Refuge Florida
RME1TH8R–Adult anhinga (anhinga anhinga) drying its wings in the mist an winter morning Chassahowitzka National Wildlife Refuge
RFTWACBR–Welcome sign at the entrance to Pahranagat National Wildlife Refuge in Nevada
RFRFJ4WY–Tundra Swans at William L. Finley National Wildlife Refuge, Willamette Valley, Oregon.
RMR91PM6–A clutch baby alligators (Alligator mississippiensis) in a swamp. Aransas National Wildlife Refuge, Texas, USA.
RMC9ABM3–Sunrise at Klamath Marsh National Wildlife Refuge, Oregon
RF2CW8WP1–Nature Trail in Rachel Carson National Wildlife Refuge in Wells, Maine.
RM2HNEP0G–Cypress swamp in winter at Wapanocca National Wildlife Refuge in Turrell, Arkansas. (USA)
RMB2WARC–Swan River National Wildlife Refuge near Kalispell Montana
RM2C86JR0–Laysan albatross, Phoebastria immutabilis, Sand Island, Midway Atoll National Wildlife Refuge, Papahanaumokuakea Marine National Monument, Hawaii, USA
RMC2PJ4N–Crocodile Lake National Wildlife Refuge, Key Largo, Florida, USA
RMG3WP8A–Blue heron, Ardeidae, Chincoteague National Wildlife Refuge, Virginia, USA
RFHXRRHF–American alligator sunning himself on bank of a canal along Pintail Wildlife Drive at Cameron Prairie National Wildlife Refuge in Louisiana
RFCCCDM9–Minnesota Valley National Wildlife Refuge Visitor Center at dawn in Bloomington Minnesota
RFBX61NY–Double-crested cormorant in breeding plumage, Sonny Bono Salton Sea National Wildlife Refuge, California, USA
RMHW07DM–Tricolored heron along Black Point Wildlife Drive, Merritt Island National Wildlife Refuge, FL
RMTDPYB9–Sanibel Island Florida,J.N. Ding Darling National Wildlife Refuge,al conservation education,Wildlife Drive trail observation deck overlook,woman femal
RMBH40D6–Cattle Egret Bubulcus ibis water bird J. N. Ding Darling National Wildlife Refuge Florida
RME1TH8P–Adult anhinga (anhinga anhinga) drying its wings in the mist an winter morning Chassahowitzka National Wildlife Refuge
RFW1Y7MN–Welcome sign at the entrance to Pahranagat National Wildlife Refuge in Nevada
RFHRW80Y–Snow Geese taking flight above Sandhill Cranes at Bosque del Apache National Wildlife Refuge, New Mexico.
RMR91PJ7–A Whooping Crane (Grus americana) flying over blue sky. Aransas National Wildlife Refuge, Texas, USA.
RMJFJ0X1–Hawaiian Coot. Maui, HJawaii..Kealia Pond National wildlife Refuge
RF2CW8WR8–Nature Trail in Rachel Carson National Wildlife Refuge in Wells, Maine.
RM2HKEJCN–Cypress swamp along Wapanocca Lake, a former bend in the Mississippi River, at Wapanocca National Wildlife Refuge in Turrell, Arkansas. (USA)
RMH99Y4K–Florida, Sanibel Island, J.N. 'Ding' Darling National Wildlife Refuge, Wildlife Drive, Mangrove Trees
RMBJG6JF–Rugged Beauty of the KOFA Mountains, KOFA Wildlife Refuge, Arizona
RMB2WAR9–Hikers in the Swan River National Wildlife Refuge near Kalispell Montana
RM2C86KGA–Laysan albatrosses, Phoebastria immutabilis, with check, in field of invasive weeds, Sand Island, Midway Atoll National Wildlife Refuge, USA
RMC2PJ4K–Crocodile Lake National Wildlife Refuge, Key Largo, Florida, USA
RFRBGW07–Sunbathing seals, Monomoy National Wildlife Refuge, Chatham, Cape Cod, Massachusetts, USA.
RFK521RB–Red-eared Slider turtle along Pintail Wildlife Drive at Cameron Prairie National Wildlife Refuge in Louisiana
RFCCCDN0–Minnesota Valley National Wildlife Refuge Visitor Center in Bloomington Minnesota surrounded by prairie
RFBX61NG–Great egret (Ardea alba) in breeding plumage, Sonny Bono Salton Sea National Wildlife Refuge, California, USA
RMKNDJ6C–Kofa National Wildlife Refuge Arizona.
RMC402YP–Great white Egret, Chincoteague National Wildlife Refuge, Assateague Island in Virginia
RMBH4039–Wintering Water Birds, J. N. 'Ding' Darling National Wildlife Refuge, Florida
RME1TH8N–Adult anhinga (anhinga anhinga) drying its wings in the mist an winter morning Chassahowitzka National Wildlife Refuge
RFWAEPH9–Pahranagat Lake located in the Pahranagat National Wildlife Refuge, Nevada
RFRFANPP–Mount Shasta at sunset from Lower Klamath National Wildlife Refuge, northern California.
RMR91PMN–Cottonmouth snake (Agkistrodon piscivorus), a venomous pit viper shows aggression. Aransas National Wildlife Refuge, Texas, USA.
RMC58JMA–J. N. Ding Darling, National Wildlife Refuge, water, trees
RM2B6F878–Bosque Del Apache National Wildlife Refuge, New Mexico, USA
RMBR3R3Y–Sign at the entrance to Bosque del Apache National Wildlife Refuge, New Mexico.
RMH99Y4T–Florida, Sanibel Island, J.N. 'Ding' Darling National Wildlife Refuge, Wildlife Drive, Mangrove Trees
RMBJG6H9–Rugged Beauty of the KOFA Mountains, KOFA Wildlife Refuge, Arizona
RMDWRENE–Manatees in the Crystal River National Wildlife Refuge at Kings Bay, Florida, USA.
RM2C86K0P–Laysan albatross, Phoebastria immutabilis, coming in for a landing, Sand Island, Midway Atoll National Wildlife Refuge, Papahanaumokuakea MNM, USA
RMC2PJ45–Crocodile Lake National Wildlife Refuge, Key Largo, Florida, USA
RFED0613–Highway 49 leads towards Mount Scott covered in fog in the Wichita Wildlife Refuge
RFK521PN–Face of Red-eared Slider turtle along Pintail Wildlife Drive at Cameron Prairie National Wildlife Refuge in Louisiana
RFCCCDMJ–Minnesota Valley National Wildlife Refuge Visitor Center in Bloomington Minnesota main entrance and walkway
RFCFD9N0–Sharp-Shinned Hawk (Accipiter striatus), Bosque del Apache, National Wildlife Refuge, New Mexico, USA
RMRM2B3E–Ross' Geese in formation Colusa Wildlife Refuge, California, USA.
RF2BW8YEW–American white pelicans during breeding season on pond at Bear River National Wildlife Refuge Utah
RM2J8YCM6–A large mat of Pacific Mosquitofern, Azolla filiculoides, growing in a mudflat area of Wapato Marsh in Oaks Bottom Wildlife Refuge, Portland, Oregon.